DE69704978D1 - Kompensierungsvorrichtung für Kathodenstrahlröhre-Rasterverzerrungen - Google Patents

Kompensierungsvorrichtung für Kathodenstrahlröhre-Rasterverzerrungen

Info

Publication number
DE69704978D1
DE69704978D1 DE69704978T DE69704978T DE69704978D1 DE 69704978 D1 DE69704978 D1 DE 69704978D1 DE 69704978 T DE69704978 T DE 69704978T DE 69704978 T DE69704978 T DE 69704978T DE 69704978 D1 DE69704978 D1 DE 69704978D1
Authority
DE
Germany
Prior art keywords
ray tube
cathode ray
compensation device
raster distortions
tube raster
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69704978T
Other languages
English (en)
Other versions
DE69704978T2 (de
Inventor
Akitsugu Ishii
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electronics Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electronics Corp filed Critical Matsushita Electronics Corp
Application granted granted Critical
Publication of DE69704978D1 publication Critical patent/DE69704978D1/de
Publication of DE69704978T2 publication Critical patent/DE69704978T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/70—Arrangements for deflecting ray or beam
    • H01J29/701—Systems for correcting deviation or convergence of a plurality of beams by means of magnetic fields at least
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H04N3/22—Circuits for controlling dimensions, shape or centering of picture on screen
    • H04N3/23—Distortion correction, e.g. for pincushion distortion correction, S-correction
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/56—Correction of beam optics
    • H01J2229/568—Correction of beam optics using supplementary correction devices
    • H01J2229/5681—Correction of beam optics using supplementary correction devices magnetic
    • H01J2229/5687—Auxiliary coils

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Details Of Television Scanning (AREA)
DE69704978T 1996-03-21 1997-03-19 Kompensierungsvorrichtung für Kathodenstrahlröhre-Rasterverzerrungen Expired - Fee Related DE69704978T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6502096 1996-03-21

Publications (2)

Publication Number Publication Date
DE69704978D1 true DE69704978D1 (de) 2001-07-05
DE69704978T2 DE69704978T2 (de) 2001-10-25

Family

ID=13274883

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69704978T Expired - Fee Related DE69704978T2 (de) 1996-03-21 1997-03-19 Kompensierungsvorrichtung für Kathodenstrahlröhre-Rasterverzerrungen

Country Status (6)

Country Link
US (1) US5923131A (de)
EP (1) EP0797235B1 (de)
KR (1) KR100240100B1 (de)
CN (1) CN1097842C (de)
DE (1) DE69704978T2 (de)
TW (1) TW378336B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW412056U (en) * 1998-10-26 2000-11-11 Koninkl Philips Electronics Nv Picture display device comprising a deflection unit, and deflection unit for such a picture display device
TW419691B (en) * 1999-03-30 2001-01-21 Koninkl Philips Electronics Nv Display device comprising a deflection unit and a deflection unit for a display device
US6552578B1 (en) 2002-06-10 2003-04-22 Pericom Semiconductor Corp. Power down circuit detecting duty cycle of input signal
KR20060091895A (ko) 2005-02-16 2006-08-22 삼성에스디아이 주식회사 음극선관용 편향요크

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58220342A (ja) * 1982-06-17 1983-12-21 Toshiba Corp 偏向装置
JPS62170133A (ja) * 1986-01-23 1987-07-27 Hitachi Ltd 偏向ヨ−ク
JPH0760017B2 (ja) * 1986-07-07 1995-06-28 チッソエンジニアリング株式会社 電気流体加熱器
DE68911940T2 (de) * 1988-02-01 1994-06-30 Philips Nv Bildwiedergabeanordnung mit einem Ausgleichsspulenbestückten, magnetisierbaren Kernmittel.
JPH0740473B2 (ja) * 1989-02-01 1995-05-01 株式会社村田製作所 インライン型カラー偏向ヨーク装置
JPH036176A (ja) * 1989-06-01 1991-01-11 Matsushita Electric Ind Co Ltd 陰極線管用偏向装置
JPH04188543A (ja) * 1990-11-20 1992-07-07 Nec Corp カラー受像管
JPH0631272A (ja) * 1992-07-16 1994-02-08 Japan Organo Co Ltd 膜処理装置

Also Published As

Publication number Publication date
TW378336B (en) 2000-01-01
EP0797235A3 (de) 1998-01-14
KR970068483A (ko) 1997-10-13
US5923131A (en) 1999-07-13
CN1164121A (zh) 1997-11-05
DE69704978T2 (de) 2001-10-25
KR100240100B1 (ko) 2000-01-15
EP0797235B1 (de) 2001-05-30
EP0797235A2 (de) 1997-09-24
CN1097842C (zh) 2003-01-01

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD., KADOMA,

8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: STIPPL PATENTANWAELTE, 90482 NUERNBERG

8339 Ceased/non-payment of the annual fee